Finding the Fourth Proportional to 2,431.76, 3,650.38 and 971.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431.76 : 3,650.38 = 971.94 : x
2. Step 2: Convert to fraction form
   2,431.76/3,650.38 = 971.94/x
3. Step 3: Cross multiply
   2,431.76x = 3,650.38 × 971.94
4. Step 4: Simplify right side
   2,431.76x = 3,547,947.91
5. Step 5: Solve for x
   x = 3,547,947.91/2,431.76
6. Step 6: Final answer
   x = 1,459.00